nighttime

noun

night·​time ˈnīt-ˌtīm How to pronounce nighttime (audio)
often attributive
Synonyms of nighttimenext
: the time from dusk to dawn

Synonyms of nighttime

Examples of nighttime in a Sentence

The animal hunts in the nighttime. before electricity, gas lamps were used for illumination during the nighttime
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
After a long day, nighttime snacking might feel like the ultimate way to unwind. Julia Ries Wexler, Health, 3 Mar. 2026 Dasgupta notes that regular physical activity improves sleep quality by promoting deeper sleep stages, while limiting late-day naps helps prevent impediments to nighttime rest. Daryl Austin, USA Today, 1 Mar. 2026 In defiance of, well, everyone in his family, Benedict invites Sophie to a nighttime hang in the conservatory. Christina Grace Tucker, Vulture, 26 Feb. 2026 Rooted in the idea of responsive caregiving, families view shared sleep as supportive of bonding and nighttime breastfeeding. Katrina Donham, Parents, 25 Feb. 2026 See All Example Sentences for nighttime

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of nighttime was in the 14th century

Browse Nearby Words

Cite this Entry

“Nighttime.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nighttime. Accessed 7 Mar. 2026.

Kids Definition

nighttime

noun
night·​time ˈnīt-ˌtīm How to pronounce nighttime (audio)
: the time from dusk to dawn
nighttime adjective

Legal Definition

nighttime

noun
night·​time
1
: the time from dusk to dawn
2
: a statutorily set period usually beginning shortly after dusk and ending shortly after dawn

More from Merriam-Webster on nighttime

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